MAX845 Ver la hoja de datos (PDF) - Maxim Integrated
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MAX845 Datasheet PDF : 16 Pages
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Isolated Transformer Driver
for PCMCIA Applications
VIN
5V
C1
0.1µF
6
VCC
1
D1
ON / OFF
4 SD MAX845
GND1 GND2
2
7
8
D2
FS 3 N.C.
ISOLATION
BARRIER
ICT:1.3CT 1N5817
C3
0.1µF
1N5817
8 IN
C2
2.2µF
MAX883
OUT 2
ISO 5V
C4
2.2µF
SET GND SHDN
6
4
5
*74HC04
DI
390Ω
*74HC04
DE
390Ω
*74HC04
3.3k
RO
*74HC04 OR EQUIVALENT
PC410 / 417
6
1
5
3
4
PC357T
1
4
2
3
PC410 / 417
6
5
1
4
3
3.3k
3.3k
8
4 DI
VCC
6
A
MAX481
3 DE MAX483
485
MAX485
I/O
MAX487
390Ω
1 RO
RE
7
B
GND
2
5
Figure 9. Typical RS-485 Application Circuit
10 ______________________________________________________________________________________
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